Find Radon Testers in Madison, South Dakota
2 certified radon professionals found near Madison.
Radon Risk Level
EPA data for Madison area
Average indoor level6 pCi/L
0EPA action level: 4 pCi/L10+
High radon state; elevated across the Black Hills and plains.
52% of homesin this state test above the EPA action level (4 pCi/L).
The EPA recommends all homes in high-radon states be tested regardless of construction type.
